class MainWindow(QMainWindow):
def __init__(self) -> None:
super().__init__()
self.ui = MainWindowUI()
# action
self.action_run = QAction(parent=self, text="Run")
self.action_stop = QAction(parent=self, text="Stop")
self.action_run.triggered.connect(self.start_plot) # type:ignore
self.action_stop.triggered.connect(self.stop_plot) # type:ignore
self.action_run.setEnabled(False)
self.action_stop.setEnabled(False)
# setup ui
self.ui.setup_ui(self)
self.ui.port_combobox.currentTextChanged.connect(
self.change_port_combobox)
# setup toolbar
self.addToolBar(self.ui.toolbar)
self.ui.toolbar.addAction(self.action_run) # type:ignore
self.ui.toolbar.addSeparator()
self.ui.toolbar.addAction(self.action_stop) # type:ignore
self.ui.toolbar.addSeparator()
self.ui.toolbar.addWidget(self.ui.port_combobox)
def start_plot(self):
self.action_run.setEnabled(False)
self.action_stop.setEnabled(True)
try:
port = self.ui.port_combobox.get_current_port_info().device
with serial.Serial(port, 9600, parity=serial.PARITY_ODD) as ser:
ser.close()
ser.parity = serial.PARITY_NONE
ser.open()
time = 0
while self.action_stop.isEnabled():
time = time + 0.1
analog_value = ser.readline().decode().rstrip()
voltage = float(analog_value) * 5 / 1024
self.ui.graph_voltage.curve.append_data(time, voltage)
except Exception as e:
QMessageBox.critical(self, "ERROR", str(e))
self.action_run.setEnabled(False)
self.action_stop.setEnabled(False)
def stop_plot(self):
self.action_run.setEnabled(True)
self.action_stop.setEnabled(False)
def change_port_combobox(self) -> None:
if self.ui.port_combobox.get_current_port_info() is not None:
self.action_run.setEnabled(True)
class MainWindow(QMainWindow):
def __init__(self) -> None:
super().__init__()
self.ui = MainWindowUI()
# action
self.action_run = QAction(parent=self, text="Run")
self.action_stop = QAction(parent=self, text="Stop")
self.action_run.triggered.connect(self.start_plot) # type:ignore
self.action_stop.triggered.connect(self.stop_plot) # type:ignore
self.action_run.setEnabled(False)
self.action_stop.setEnabled(False)
# setup ui
self.ui.setup_ui(self)
self.resize(1100, 600)
self.move(50, 50)
self.ui.port_combobox1.currentTextChanged.connect(
self.change_port_combobox1)
self.ui.port_combobox2.currentTextChanged.connect(
self.change_port_combobox2)
self.ui.btn_clear_monitor1.clicked.connect(
self.clear_monitor1) # type:ignore
self.ui.btn_clear_monitor2.clicked.connect(
self.clear_monitor2) # type:ignore
# setup toolbar
self.ui.toolbar.addAction(self.action_run) # type:ignore
self.ui.toolbar.addSeparator()
self.ui.toolbar.addAction(self.action_stop) # type:ignore
self.ui.toolbar.addSeparator()
self.ui.toolbar.addWidget(self.ui.baudrate_combobox)
self.ui.toolbar.addSeparator()
self.ui.toolbar.addWidget(self.ui.port_combobox1)
self.ui.toolbar.addSeparator()
self.ui.toolbar.addWidget(self.ui.port_combobox2)
def start_plot(self):
self.action_run.setEnabled(False)
self.action_stop.setEnabled(True)
try:
port1_info = self.ui.port_combobox1.get_current_port_info()
port1 = port1_info.device if port1_info is not None else port1_info
port2_info = self.ui.port_combobox2.get_current_port_info()
port2 = port2_info.device if port2_info is not None else port2_info
baudrate = self.ui.baudrate_combobox.currentText()
with Serial(port1, baudrate) as ser1, Serial(port2,
baudrate) as ser2:
while self.action_stop.isEnabled():
if port1 is not None:
data = ser1.readline().decode().rstrip()
self.ui.monitor1.appendPlainText(data)
if port2 is not None:
data = ser2.readline().decode().rstrip()
self.ui.monitor2.appendPlainText(data)
QApplication.processEvents()
except Exception as e:
QMessageBox.critical(self, "ERROR", str(e))
self.action_run.setEnabled(False)
self.action_stop.setEnabled(False)
def stop_plot(self):
self.action_run.setEnabled(True)
self.action_stop.setEnabled(False)
def change_port_combobox1(self) -> None:
port_info = self.ui.port_combobox1.get_current_port_info()
if port_info is not None:
self.action_run.setEnabled(True)
self.ui.group_monitor1.setTitle(port_info.device)
def change_port_combobox2(self) -> None:
port_info = self.ui.port_combobox2.get_current_port_info()
if port_info is not None:
self.action_run.setEnabled(True)
self.ui.group_monitor2.setTitle(port_info.device)
def clear_monitor1(self) -> None:
self.ui.monitor1.clear()
def clear_monitor2(self) -> None:
self.ui.monitor2.clear()
